Subtract 28/32 from 72/98
72/98 - 28/32 is -55/392.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 98 and 32 is 1568
Next, find the equivalent fraction of both fractional numbers with denominator 1568 - For the 1st fraction, since 98 × 16 = 1568,
72/98 = 72 × 16/98 × 16 = 1152/1568 - Likewise, for the 2nd fraction, since 32 × 49 = 1568,
28/32 = 28 × 49/32 × 49 = 1372/1568 - Subtract the two like fractions:
1152/1568 - 1372/1568 = 1152 - 1372/1568 = -220/1568 - After reducing the fraction, the answer is -55/392
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